2-D Shapes
This shape has 3 sides and 3 angles.
Triangle
This shape has 4 right angles and 2 sets of parallel sides that are not the same length
Rectangle
Its the angle that measures greater than 90 degrees
Obtuse
These lines will never cross
Parallel Lines
It is a location in space. It is shown by a "dot"
point
This shape has 2 acute angles and 1 right angle
Right Triangle
This angle measurement is equal to an L or a corner.
90 degrees
These lines will meet but not cross. They make a 90 degree angle.
Perpendicular Lines
This type of line has a start and end point
line segment
How many sides does a hexagon have?
6 sides
This quadrilateral has 1 set of parallel sides, 2 acute angles, and 2 obtuse angles.
Trapezoid
The name of a 90 degree angle is...
Right angle
These lines cross
Intersecting lines
It has one starting point and continues forever in one direction
ray
5 sides
What is a parallelogram?
A slanted rectangle with 2 sets of parallel sides and 2 sets of angles that are the same size.
This angle measures less than 90 degrees. It is called...
Acute Angle
Name a shape with 2 sets of parallel lines.
Square, Rectangle, Rhombus, Parallelogram
This shape is not a polygon, but it is a closed shape. In real life, you can find this shape on the field in the center.
circle
What is the name that describes a shape with 4 sides?
Quadrilateral
What is another name for a slanted Square?
Rhombus
Name a shape that has at least 1 acute angle and 1 obtuse angle
Trapezoid, parallelogram, rhombus
Name a shape that has no parallel lines
1. triangle
2. kite
3. some irregular polygons
If you added the sides of a triangle, rectangle, pentagon, hexagon, heptagon, octagon, nonagon and decagon together, you would have this many sides in total.
52